I don't know where you are looking but the listings below are from the two official places for info about themes for Pearl
The Pearl website is the general one but the blog takes into account changes that happen on a week by week basis for special events, groups and weekend promos events
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PEARL WEBSITE_________________
Blog - PEARL activity pgm for Sept 8 to 14Monday---------Sexy Queens and Kings----------------Sexy Queens and Kings
Tuesday--------Lust in the dark-------------------------Lust in the dark
Wednesday----Lingerie Night --------------------------XS NIGHT
Thursday-------XS NIGHT---------------------------------Lingerie Night
Friday-----------Cherry to Strawberry -----------------Cherry to Strawberry
Saturday--------Hawaiian Night-------------------------Latin Fever
Sunday----------HEAVENLY white----------------------HEAVENLY night